An isothermal model for high-speed spinning of liquid crystalline polymer fibers - coupling of flow, orientation, and crystallization

Journal of Non-Newtonian Fluid Mechanics

Volumn 84, Issue 2-3, 1999, Pages 109-121

  Forest, M Gregory ^a   Ueda, Tetsuji ^b  

^a University of North Carolina at Chapel Hill   (United States)

^b KENT STATE UNIVERSITY   (United States)

Author keywords

Crystallization; Fibres; Isothermal; Kinetics; Orientation

Indexed keywords

CRYSTALLIZATION; FLOW OF FLUIDS; ISOTHERMS; LIQUID CRYSTAL POLYMERS; MATHEMATICAL MODELS; MOLECULAR ORIENTATION; RATE CONSTANTS; SPINNING (FIBERS); STRAIN HARDENING; STRESSES;

AVRAMI CRYSTALLIZATION LAW; EXTENSIONAL FLOW; STRESS-HARDENING LAW;

PLASTIC FILAMENTS;

CRYSTALLIZATION; FLOW; ORIENTATION; POLYMER; SPINNING;

EID: 0033567202     PISSN: 03770257     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0377-0257(98)00146-3     Document Type: Article

References (23)

1. U. Ascher, J. Christiansen, R.D. Russel, Collocation software for boundary-value ODEs, ACM Trans. Math. Soft. 7 (1981) 209-222.
2. M. Avrami, Kinetics of phase change I: general theory, J. Chem. Phys. 7 (1939) 1103-1112.
3. M. Avrami, Kinetics of phase change II: transformation-time relations for random distribution of nuclei, J. Chem. Phys. 8 (1940) 212-224.
4. M. Avrami, Kinetics of phase change III: granulation phase change, and microstructure, J. Chem. Phys. 9 (1941) 177-184.
5. S.E. Bechtel, J. Cao, M.G. Forest, Practical application of a higher order perturbation theory for slender viscoelastic jets and fibers, J. Non-Newtonian Fluid Mech. 41 (1992) 201-273.
6. A.N. Beris, J. Kulkarni, J.M. Schultz, On the Investigation of Flow-Induced Crystallization in Fiber Spinning, preprint.
7. A.V. Bhave, R.K. Menon, R.C. Armstrong, R.A. Brown, A constitutive equation for liquid-crystalline polymer solutions, J. Rheol. 37 (1993) 413-441.
8. J.R. Dees, J.E. Spruiell, Structure development during melt spinning of linear polyethylene fibers, J. Appl. Polym. Sci. 18 (1974) 1053-1078.
9. M. Doi, S.F. Edwards, The Theory of Polymer Dynamics, Oxford, New York, 1986.
10. M.G. Forest, Q. Wang, S.E. Bechtel, 1-D models for thin filaments of liquid crystalline polymers: coupling of orientation and flow in the stability of simple solutions, Physica D 99 (1997) 527-554.
11. M.G. Forest, Q. Wang, S.E. Bechtel, 1-D isothermal spinning models for liquid crystalline polymer fibers, J. Rheol. 41 (1997) 821-850.
12. M.G. Forest, H. Zhou, Q. Wang, Thermotropic Liquid Crystalline Polymer Fibers, preprint.
13. A.J. McHugh, Mechanisms of flow induced crystallization, Polym. Eng. Sci. 22 (1982) 15-26.
14. A.J. McHugh, Flow-induced crystallization in polymers, in: J. Lyngaae-Jorgensen, K. Sondergaard (Eds.), Rheo-Physics of Multiphase Polymeric Systems, Technomic, Lancaster, PA, 1995, pp. 227-267.
15. N. Mori, Y. Tsuji, K. Nakamura, C. Yoshikawa, Numerical simulations of the flow of liquid crystalline polymers between parallel plates containing a cylinder, J. Non-Newtonian Fluid Mech. 56 (1995) 85-97.
16. S. Nishiumi, Sen-I Kikai Gakkaishi 18 (1965) 1974.
17. R.M. Patel, J.H. Bheda, J.E. Spruiell, Dynamics and structure development during high-speed melt spinning of nylon 6. II. Mathematical modeling, J. Appl. Polym. Sci. 42 (1991) 1671-1682.
18. R.M. Patel, J.E. Spruiell, Crystallization kinetics during polymer procession - analysis of available approaches for process modeling, Polym. Eng. Sci. 31 (1991) 730-738.
19. S. Ramalingam, R.C. Armstrong, Analysis of isothermal spinning of liquid crystalline polymers, J. Rheol. 37 (1993) 1141-1169.
20. J. Shimizu, N. Okui, T. Kikutani, Simulation of dynamics and structure formation in high-speed melt spinning, in: A. Ziabicki, H. Kawai (Eds.), High Speed Fiber Spinning, Wiley/Interscience, New York, 1985.
21. G. Vassilatos, B.H. Knox, H.R.E. Frankfort, Dynamics, structure development, and fiber properties in high-speed spinning of polyethylene terephthalate, in: A. Ziabicki, H. Kawai (Eds.), High Speed Fiber Spinning, Wiley/Interscience, New York, 1985.
22. A. Ziabicki, Fundamentals of Fibre Formation, Wiley, London, 1976.
23. K.F. Zieminski, J.E. Spruiell, On-line studies and computer simulation of the melt spinning of nylon-66 filaments, J. Appl. Polym. Sci. 35 (1988) 2223-2245.